struct format_metadata *metadata, uint64_t usage);
void drv_modify_combination(struct driver *drv, uint32_t format, struct format_metadata *metadata,
uint64_t usage);
-struct drv_array *drv_query_kms(struct driver *drv);
int drv_modify_linear_combinations(struct driver *drv);
uint64_t drv_pick_modifier(const uint64_t *modifiers, uint32_t count,
const uint64_t *modifier_order, uint32_t order_count);